
Contents
Notes on the use of these operating instructions
299-020100-TWD01
18.03.2016
1 Contents
1Contents..................................................................................................................................................3
2Safety instructions.................................................................................................................................5
2.1 Notes on the use of these operating instructions ..........................................................................5
2.2 Explanation of icons.......................................................................................................................6
2.3 General..........................................................................................................................................7
2.4 Transport and installation ............................................................................................................11
2.4.1 Ambient conditions.......................................................................................................12
2.4.1.1 In operation...................................................................................................12
2.4.1.2 Transport and storage...................................................................................12
3Intended use.........................................................................................................................................13
3.1 Documents which also apply.......................................................................................................13
3.1.1 Warranty.......................................................................................................................13
3.1.2 Declaration of Conformity.............................................................................................13
3.1.3 Welding in environments with increased electrical hazards.........................................13
3.1.4 Service documents (spare parts and circuit diagrams)................................................13
3.1.5 Calibration/Validation ...................................................................................................13
4Machine description –quick overview ..............................................................................................14
4.1 Front view ....................................................................................................................................14
4.2 Rear view.....................................................................................................................................15
4.3 Machine control –Operating elements........................................................................................16
4.3.1 Welding data display ....................................................................................................17
5Design and function.............................................................................................................................18
5.1 General........................................................................................................................................18
5.2 Machine cooling...........................................................................................................................18
5.3 Workpiece lead, general..............................................................................................................19
5.4 Transport and installation ............................................................................................................19
5.4.1 Adjusting the length of the carrying strap.....................................................................19
5.5 Mains connection.........................................................................................................................20
5.5.1 Mains configuration ......................................................................................................20
5.6 TIG welding..................................................................................................................................21
5.6.1 Welding torch and workpiece line connection..............................................................21
5.6.2 5-pole control lead........................................................................................................22
5.6.3 Shielding gas supply (shielding gas cylinder for welding machine).............................22
5.6.3.1 Connecting the shielding gas supply ............................................................23
5.6.3.2 Setting the shielding gas quantity.................................................................24
5.6.4 Welding task selection..................................................................................................25
5.6.5 Arc ignition....................................................................................................................26
5.6.5.1 HF ignition.....................................................................................................26
5.6.5.2 Liftarc ignition................................................................................................26
5.6.6 TIG automatic cut-out...................................................................................................26
5.6.7 Function sequences/operating modes .........................................................................27
5.6.7.1 Legend..........................................................................................................27
5.6.7.2 TIG non-latched operation............................................................................28
5.6.7.3 TIG latched operation....................................................................................29
5.6.8 Welding torch (operating variants) ...............................................................................30
5.6.8.1 Tap torch trigger (tapping function)...............................................................30
5.6.9 Torch mode and up/down speed setting......................................................................31
5.6.9.1 Standard TIG torch (5-pole)..........................................................................32
5.6.10 Average value pulse welding........................................................................................34
5.6.11 Expert menu (TIG)........................................................................................................36
5.7 MMA welding ...............................................................................................................................37
5.7.1 Connecting the electrode holder and workpiece lead..................................................37
5.7.2 Welding task selection..................................................................................................38
5.7.3 Hotstart.........................................................................................................................38
5.7.4 Arcforce........................................................................................................................38